TIDMTHR

RNS Number : 4014Y

Thor Mining PLC

01 December 2014

1 December 2014

THOR MINING PLC

Thor Mining PLC ("Thor" or the "Company")

Development Plan

Pilot Mountain Tungsten Project - Nevada USA

The Directors of Thor Mining PLC' ("Thor") (AIM, ASX: THR) are pleased to announce the Development Plan for the Company's recently acquired Pilot Mountain tungsten project, in the US state of Nevada.

The three stage development plan has been designed to optimise, develop and permit the existing Desert Scheelite resource and project Exploration Targets* through to project development ready status.

*Exploration Targets are conceptual in nature and there has been insufficient exploration to define a Mineral Resource under the JORC Code and it is uncertain if further exploration will result in the determination of a Mineral Resource.

The Desert Scheelite Indicated + Inferred Resource comprises 6.8 million tonnes @ 0.31% WO(3) , 0.17% Copper, and 22.8g/t (grams/tonne) Silver, announced on 10 June 2014.

Table 1: Pilot Mountain Exploration Target summary

 
                           Tonnage             % WO(3)   Comment 
                            (Mt) 
------------------------  ------------------  --------  ------------------------------- 
 Tier 1 Targets*           7.5 -               0.3       Based on historic 
                            13.5                - 0.5     drill intersections 
------------------------  ------------------  --------  ------------------------------- 
 Tier 2 Targets*           3.5 -               0.3       Based on favourable 
                            9.1                 - 0.5     geology and proximity 
                                                          to known mineralisation. 
------------------------  ------------------  --------  ------------------------------- 
 Total Exploration         11.0 -              0.3       Combined Tier 1 & 
  Target*                   23.0                - 0.5     2 
------------------------  ------------------  --------  ------------------------------- 
 These targets are in addition to the Indicated 
  and Inferred Resource Estimate at Desert Scheelite, 
  below. 
 
  The Desert Scheelite Indicated + Inferred Resource 
  comprises 6.8 million tonnes @ 0.31% WO3, 0.17% 
  Copper, and 22.8g/t (grams/tonne) Silver, announced 
  on 10 June 2014. 
  Table 2: Desert Scheelite Resource Estimate 
  - Compliant with JORC 2012 
--------------------------------------------------------------------------------------- 
 Desert        Resource          WO(3)                 Ag            Cu 
  Scheelite 
------------  ----------  ------------------  --------------------  ------------------- 
                Tonnes     Grade   Contained    Grade    Contained   Grade   Contained 
                             %       metal       g/t       metal       %      metal (t) 
                                      (t)                   (t) 
------------  ----------  ------  ----------  --------  ----------  ------  ----------- 
 Indicated     6,090,000   0.31       18,900    24.2        150      0.16        10,000 
------------  ----------  ------  ----------  --------  ----------  ------  ----------- 
 Inferred        700,000   0.30        2,100     9.1        10       0.24         2,000 
------------  ----------  ------  ----------  --------  ----------  ------  ----------- 
 Total         6,790,000   0.31       21,000    22.8        160      0.17        12,000 
------------  ----------  ------  ----------  --------  ----------  ------  ----------- 
 
 

Note: Resource 100% owned by Thor Mining PLC

Pilot Mountain situated in south-western Nevada comprises the Desert Scheelite, Gunmetal, Garnet and Good Hope deposits, all within a 3 kilometre range of each other. A review of geological data including recently unearthed archive data has been undertaken to determine the project's development potential summarised in Table 1.

http://www.rns-pdf.londonstockexchange.com/rns/4014Y_1-2014-11-30.pdf

Figure 1: Pilot Mountain Exploration Target Plan

Tier 1 targets have demonstrated tungsten mineralisation based upon existing historic drill data generated largely by the Union Carbide Corporation in the 1970s. This data, however, is not adequate to support a resource estimate. Exploration Target values quoted above for Tier 1 areas have been derived from extrapolation of existing drill data.

Tier 2 targets do not have demonstrated tungsten mineralisation but are deemed prospective as a function of favourable geology and proximity to areas of known mineralisation. Exploration Target values quoted above for Tier 2 areas have been derived by comparison with similar Tier 1 target areas and factored for relative size. Testing of Tier 2 targets will comprise part of the second stage of the development plan.

The three stage development plan will comprise;

1. Confirmatory drilling of Tier 1 targets, enabling updated resource estimate including Garnet and Gunmetal deposits, initial scoping studies, and advancement of project permitting.

2. Expansion and infill of Tier 1 resource drilling and testing of Tier 2 targets. Upgrade of resource estimates to enable initial assessment of reserves. Continue project permitting, feasibility and associated studies.

3. Completion of resource drilling and studies for reserve estimate. Definitive feasibility study and project permitting.

Individual Exploration Targets and their derivation are provided below.

Mr Mick Billing, Executive Chairman of Thor Mining:

"The potential for the Pilot Mountain project to be ranked as one of the larger, non-Chinese, tungsten deposits should not be discounted. Previous exploration was halted due to market forces, rather than lack of targets. At Pilot Mountain, Thor has a number of "walk up" drill targets along with very interesting longer-term exploration opportunities. There is much to do, including follow up work on very promising metallurgical testwork as well as other environmental and other technical studies, however this has potential to become a project of considerable substance."

Enquiries:

 
Mick Billing     +61 (8) 7324  Thor Mining     Executive 
                  1935          PLC             Chairman 
Ray Ridge        +61 (8) 7324  Thor Mining     CFO/Company 
                  1935          PLC             Secretary 
Colin Aaronson/  +44 (0) 207   Grant Thornton  Nominated 
 David Hignell/   383 5100      UK LLP          Adviser 
 Jamie Barklem 
Andrew Monk/     +44 (0) 20    VSA Capital     Broker 
 Bhavesh Patel    3005 5000     Ltd 
Alex Walters     +44 (0) 7771  Cadogan PR      Financial 
                  713608                        PR 
                  +44 (0) 207 
                  839 9260 
 

Updates on the Company's activities are regularly posted on Thor's website www.thormining.com, which includes a facility to register to receive these updates by email.

Derivation of Exploration Targets

Table 3 below lists the individual exploration targets that have been identified within the Pilot Mountain project area. Each target is described below.

Table 3: Pilot Mountain Exploration Targets

 
                   Target Name      Abbreviation       Exp Target          Totals 
-------------  ------------------  -------------  -------------------  ------------- 
    TIER 1      Garnet                   GR        2 -3 Mt @               7.5 to 
  Exploration                                       0.3 - 0.4%             13.5 Mt 
    Targets                                         WO(3)                  at 0.2- 
                                                                          0.4%WO(3) 
-------------  ------------------  -------------  -------------------  ------------- 
                Gunmetal                GMS        2 - 3 Mt @ 
                 South                              0.3 - 0.5% 
                                                    WO(3) 
-------------  ------------------  -------------  -------------------  ------------- 
                Desert Scheelite        DSE        2 - 3 Mt @ 
                 East                               0.3-0.5%WO(3) 
               ------------------  -------------  ------------------- 
                Good Hope                GH        0.5-1.5Mt 
                                                    @ 0.4 - 0.5%WO(3) 
               ------------------  -------------  ------------------- 
                Gunmetal                 GM        0.5-1Mt @ 
                 Mine                               0.4 - 0.5% 
                                                    WO(3) 
-------------  ------------------  -------------  -------------------  ------------- 
    TIER 2      Greasewood              GWS        0.5-1.5Mt               3.5 to 
  Exploration    Spring                             @ 0.2 - 0.4%           9.1 Mt 
    Targets                                         WO(3)                  at 0.2 
                                                                         - 0.4%WO(3) 
-------------  ------------------  -------------  -------------------  ------------- 
                Good Hope               GHZ        1 - 2Mt @ 
                 Zone                               0.2 - 0.3% 
                                                    WO(3) 
-------------  ------------------  -------------  -------------------  ------------- 
                Desert Scheelite        DSD        0.5-1.5Mt 
                 (dip extension)                    @ 0.2-0.4% 
                                                    WO(3) 
               ------------------  -------------  ------------------- 
                Gunmetal                GMW        0.5-1Mt @ 
                 West                               0.2 - 0.4% 
                                                    WO(3) 
               ------------------  -------------  ------------------- 
                Garnet East             GRE        0.1-0.3Mt 
                                                    @ 0.2 - 0.4%WO(3) 
               ------------------  -------------  ------------------- 
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